Added tune previews

folkugat_web/services/lilypond/render.py

@@ -18,7 +18,7 @@ RenderResult = Result[Path, list[RenderError]]
 class RenderOutput(enum.Enum):
     PDF = "pdf"
     PNG_CROPPED = "png-cropped"
-    PNG_PREVIEW = "png-preview"
+    PREVIEW = "preview"
 
 
 async def render(
@@ -61,16 +61,16 @@ async def render_file(
             ]
             output_file = output_file.with_suffix(".cropped.png")
             # output_file = output_file.with_suffix(".png")
-        case RenderOutput.PNG_PREVIEW:
+        case RenderOutput.PREVIEW:
             command = [
                 "lilypond",
-                "-f", "png",
+                "-f", "svg",
                 "-dpreview=#t",
                 "-dno-print-pages",
                 "-o", str(output_file),
                 str(input_file)
             ]
-            output_file = output_file.with_suffix(".preview.png")
+            output_file = output_file.with_suffix(".preview.svg")
 
     proc = await asyncio.create_subprocess_exec(
         *command,

folkugat_web/services/lilypond/source.py

@@ -11,6 +11,13 @@ def tune_source(tune: LilypondTune) -> str:
     )
 
 
+def preview_source(tune: LilypondTune) -> str:
+    return templates.get_template("lilypond/preview.ly").render(
+        score_beginning=SCORE_BEGINNING,
+        tune=tune,
+    )
+
+
 def set_source(tune_set: LilypondSet) -> str:
     return templates.get_template("lilypond/tune_set.ly").render(
         score_beginning=SCORE_BEGINNING,